mirrors/pipewire
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/pipewire/pipewire.git synced 2025-11-06 13:30:01 -05:00
Code Issues Projects Releases Packages Wiki Activity Actions

audioconvert: some more optimizations

Browse source
This commit is contained in:
Wim Taymans 2019-03-20 13:04:44 +01:00
parent 67f26c9caf
commit fa3bcabbca
6 changed files with 580 additions and 150 deletions
Download patch file Download diff file Expand all files Collapse all files

52
spa/plugins/audioconvert/channelmix-ops-sse.c
View file

@ -224,7 +224,7 @@ channelmix_f32_5p1_3p1_sse(void *data, int n_dst, void *dst[n_dst],
float **s = (float **) src;
__m128 mix = _mm_set1_ps(v * 0.5f);
__m128 vol = _mm_set1_ps(v);
__m128 avg;
__m128 avg[2];
float *sFL = s[0], *sFR = s[1], *sFC = s[2], *sLFE = s[3], *sSL = s[4], *sSR = s[5];
float *dFL = d[0], *dFR = d[1], *dFC = d[2], *dLFE = d[3];
@ -238,7 +238,7 @@ channelmix_f32_5p1_3p1_sse(void *data, int n_dst, void *dst[n_dst],
SPA_IS_ALIGNED(dFR, 16) &&
SPA_IS_ALIGNED(dFC, 16) &&
SPA_IS_ALIGNED(dLFE, 16))
unrolled = n_samples / 4;
unrolled = n_samples / 8;
else
unrolled = 0;
@ -247,37 +247,49 @@ channelmix_f32_5p1_3p1_sse(void *data, int n_dst, void *dst[n_dst],
memset(d[i], 0, n_samples * sizeof(float));
}
else if (v == VOLUME_NORM) {
for(n = 0; unrolled--; n += 4) {
avg = _mm_add_ps(_mm_load_ps(&sFL[n]), _mm_load_ps(&sSL[n]));
_mm_store_ps(&dFL[n], _mm_mul_ps(avg, mix));
avg = _mm_add_ps(_mm_load_ps(&sFR[n]), _mm_load_ps(&sSR[n]));
_mm_store_ps(&dFR[n], _mm_mul_ps(avg, mix));
for(n = 0; unrolled--; n += 8) {
avg[0] = _mm_add_ps(_mm_load_ps(&sFL[n]), _mm_load_ps(&sSL[n]));
avg[1] = _mm_add_ps(_mm_load_ps(&sFL[n+4]), _mm_load_ps(&sSL[n+4]));
_mm_store_ps(&dFL[n], _mm_mul_ps(avg[0], mix));
_mm_store_ps(&dFL[n+4], _mm_mul_ps(avg[1], mix));
avg[0] = _mm_add_ps(_mm_load_ps(&sFR[n]), _mm_load_ps(&sSR[n]));
avg[1] = _mm_add_ps(_mm_load_ps(&sFR[n+4]), _mm_load_ps(&sSR[n+4]));
_mm_store_ps(&dFR[n], _mm_mul_ps(avg[0], mix));
_mm_store_ps(&dFR[n+4], _mm_mul_ps(avg[1], mix));
_mm_store_ps(&dFC[n], _mm_load_ps(&sFC[n]));
_mm_store_ps(&dFC[n+4], _mm_load_ps(&sFC[n+4]));
_mm_store_ps(&dLFE[n], _mm_load_ps(&sLFE[n]));
_mm_store_ps(&dLFE[n+4], _mm_load_ps(&sLFE[n+4]));
}
for(; n < n_samples; n++) {
avg = _mm_add_ss(_mm_load_ss(&sFL[n]), _mm_load_ss(&sSL[n]));
_mm_store_ss(&dFL[n], _mm_mul_ss(avg, mix));
avg = _mm_add_ss(_mm_load_ss(&sFR[n]), _mm_load_ss(&sSR[n]));
_mm_store_ss(&dFR[n], _mm_mul_ss(avg, mix));
avg[0] = _mm_add_ss(_mm_load_ss(&sFL[n]), _mm_load_ss(&sSL[n]));
_mm_store_ss(&dFL[n], _mm_mul_ss(avg[0], mix));
avg[0] = _mm_add_ss(_mm_load_ss(&sFR[n]), _mm_load_ss(&sSR[n]));
_mm_store_ss(&dFR[n], _mm_mul_ss(avg[0], mix));
_mm_store_ss(&dFC[n], _mm_load_ss(&sFC[n]));
_mm_store_ss(&dLFE[n], _mm_load_ss(&sLFE[n]));
}
}
else {
for(n = 0; unrolled--; n += 4) {
avg = _mm_add_ps(_mm_load_ps(&sFL[n]), _mm_load_ps(&sSL[n]));
_mm_store_ps(&dFL[n], _mm_mul_ps(avg, mix));
avg = _mm_add_ps(_mm_load_ps(&sFR[n]), _mm_load_ps(&sSR[n]));
_mm_store_ps(&dFR[n], _mm_mul_ps(avg, mix));
for(n = 0; unrolled--; n += 8) {
avg[0] = _mm_add_ps(_mm_load_ps(&sFL[n]), _mm_load_ps(&sSL[n]));
avg[1] = _mm_add_ps(_mm_load_ps(&sFL[n+4]), _mm_load_ps(&sSL[n+4]));
_mm_store_ps(&dFL[n], _mm_mul_ps(avg[0], mix));
_mm_store_ps(&dFL[n+4], _mm_mul_ps(avg[1], mix));
avg[0] = _mm_add_ps(_mm_load_ps(&sFR[n]), _mm_load_ps(&sSR[n]));
avg[1] = _mm_add_ps(_mm_load_ps(&sFR[n+4]), _mm_load_ps(&sSR[n+4]));
_mm_store_ps(&dFR[n], _mm_mul_ps(avg[0], mix));
_mm_store_ps(&dFR[n+4], _mm_mul_ps(avg[1], mix));
_mm_store_ps(&dFC[n], _mm_mul_ps(_mm_load_ps(&sFC[n]), vol));
_mm_store_ps(&dFC[n+4], _mm_mul_ps(_mm_load_ps(&sFC[n+4]), vol));
_mm_store_ps(&dLFE[n], _mm_mul_ps(_mm_load_ps(&sLFE[n]), vol));
_mm_store_ps(&dLFE[n+4], _mm_mul_ps(_mm_load_ps(&sLFE[n+4]), vol));
}
for(; n < n_samples; n++) {
avg = _mm_add_ss(_mm_load_ss(&sFL[n]), _mm_load_ss(&sSL[n]));
_mm_store_ss(&dFL[n], _mm_mul_ss(avg, mix));
avg = _mm_add_ss(_mm_load_ss(&sFR[n]), _mm_load_ss(&sSR[n]));
_mm_store_ss(&dFR[n], _mm_mul_ss(avg, mix));
avg[0] = _mm_add_ss(_mm_load_ss(&sFL[n]), _mm_load_ss(&sSL[n]));
_mm_store_ss(&dFL[n], _mm_mul_ss(avg[0], mix));
avg[0] = _mm_add_ss(_mm_load_ss(&sFR[n]), _mm_load_ss(&sSR[n]));
_mm_store_ss(&dFR[n], _mm_mul_ss(avg[0], mix));
_mm_store_ss(&dFC[n], _mm_mul_ss(_mm_load_ss(&sFC[n]), vol));
_mm_store_ss(&dLFE[n], _mm_mul_ss(_mm_load_ss(&sLFE[n]), vol));
}